<template>
  <el-form ref="loginForm" :model="form" :rules="rules" label-width="0" size="large" @keyup.enter="login">
    <el-form-item prop="user">
      <el-input v-model="form.user" prefix-icon="el-icon-user" clearable :placeholder="$t('login.userPlaceholder')">
        <!--template #append>
          <el-select v-model="userType" style="width: 130px">
            <el-option :label="$t('login.admin')" value="admin"></el-option>
            <el-option :label="$t('login.user')" value="user"></el-option>
          </el-select>
        </template-->
      </el-input>
    </el-form-item>
    <el-form-item prop="password">
      <el-input v-model="form.password" prefix-icon="el-icon-lock" clearable show-password :placeholder="$t('login.PWPlaceholder')"></el-input>
    </el-form-item>
    <el-form-item prop="captcha" v-if="captchaEnabled">
      <el-input v-model="form.code" prefix-icon="el-icon-lock" clearable show-password :placeholder="$t('login.CODElaceholder')" style="width: 63%"></el-input>
      <div class="login-code">
        <img :src="codeUrl" @click="getCode" class="login-code-img" />
      </div>
    </el-form-item>
    <el-form-item style="margin-bottom: 10px">
      <el-col :span="12">
        <el-checkbox :label="$t('login.rememberMe')" v-model="form.autologin"></el-checkbox>
      </el-col>
      <!--el-col :span="12" class="login-forgot">
        <router-link to="/reset_password">{{ $t("login.forgetPassword") }}？</router-link>
      </el-col-->
    </el-form-item>
    <el-form-item>
      <el-button type="primary" style="width: 100%" :loading="islogin" round @click="login">{{ $t("login.signIn") }}</el-button>
    </el-form-item>
    <!--div class="login-reg">
      {{ $t("login.noAccount") }} <router-link to="/user_register">{{ $t("login.createAccount") }}</router-link>
    </div-->
  </el-form>
</template>

<script>
export default {
  data() {
    return {
      userType: "admin",
      form: {
        uuid: "",
        user: "",
        password: "",
        code: "",
        autologin: false
      },
      rules: {
        user: [{ required: true, message: this.$t("login.userError"), trigger: "blur" }],
        password: [{ required: true, message: this.$t("login.PWError"), trigger: "blur" }]
      },
      islogin: false,
      codeUrl: "",
      captchaEnabled: true
    }
  },
  watch: {},
  mounted() {
    this.getCode()
  },
  methods: {
    async getCode() {
      var res = await this.$API.auth.getCodeImg.get()
      if (res.code == 200) {
        this.captchaEnabled = res.captchaEnabled === undefined ? true : res.captchaEnabled
        if (this.captchaEnabled) {
          this.codeUrl = "data:image/gif;base64," + res.img
          this.form.uuid = res.uuid
        }
      }
    },
    async login() {
      var validate = await this.$refs.loginForm.validate().catch(() => {})
      if (!validate) {
        return false
      }

      this.islogin = true
      var data = {
        username: this.form.user,
        password: this.form.password, //this.$TOOL.crypto.MD5(this.form.password)
        code: this.form.code,
        uuid: this.form.uuid
      }
      //获取token
      var user = await this.$API.auth.login.post(data)
      if (user.code == 200) {
        this.$TOOL.cookie.set("TOKEN", user.data.access_token, {
          expires: this.form.autologin ? 24 * 60 * 60 : 0
        })
        //获取用户信息
        var userInfo = await this.$API.system.user.getInfo.get()
        this.$TOOL.data.set("USER_INFO", userInfo)
        this.$TOOL.data.set("PERMISSIONS", userInfo.permissions)
      } else {
        this.islogin = false
        if (this.captchaEnabled) {
          this.getCode()
        }
        this.$message.warning(user.msg)
        return false
      }
      //获取菜单
      var menu = null
      menu = await this.$API.system.menu.getMenus.get()

      console.log(menu, "menu")

      if (menu.code == 200) {
        if (menu.data.length == 0) {
          this.islogin = false
          this.$alert("当前用户无任何菜单权限，请联系系统管理员", "无权限访问", {
            type: "error",
            center: true
          })
          return false
        }
        this.$TOOL.data.set("MENU", menu.data)
        this.$TOOL.data.set("DASHBOARDGRID", [])
      } else {
        this.islogin = false
        this.$message.warning(menu.msg)
        return false
      }

      this.$router.replace({
        path: "/"
      })
      this.$message.success("登录成功")
      this.islogin = false
    }
  }
}
</script>

<style lang="scss">
.login-code {
  width: 33%;
  height: 38px;
  float: right;
  img {
    cursor: pointer;
    vertical-align: middle;
  }
}
</style>
